1. BY: STEPHANIE TRAN
1850-1950
A power point on what happened in the 1850s-
1950s. The inventions, big event that impacted
the world and important people that made a
difference. Where every thing happened, when
every thing happened, who was involved, what
happened, why did it happen and how it
happened.

2. War related Inventions
1862- Richard Gatling patents the machine gun
1866- Alfred Nobel invents dynamite
1903- The Wright brothers invent the first gas mortared and
manned airplane
1907- The very first piloted helicopter was invented by Paul Cornu
1914- Garrett A. Morgan invents a gas mask
1937- The first jet engine is built
1945- the atomic bomb was invented

3. 1850-1950
Important Inventions
1851- Isaac Singer invents a sewing machine
1858- Hamiton Smith patents the rotary washing machine
1861- Pierre Michaux invents the bicycle
1862- Alexander Parkes invents the first man made plastic
1901- King Camp invents the double-edged safety razor
1902- Willis Carier invents air conditioning
James Mackenzie invent the lie detector or polygraph machine
The teddy Bear is born
1905- Albert Einstein published the theory of relativity and made
famous the equation, E= mc^2

4. 1850-1950
More Important Inventions
1906- William kelogg invents cornflakes.
1907- Colour photography was invented by Augute and Zouis
Lumiere
1909- Instant coffee was invented by G.Washington
1913- Mary Phelps Jacob invents the bra
The cross word was invent by Arthur Wynne
Giddeon Sundback invented the modern zipper
1928- Bubble gum is invented by Walter E. Diemer
1946- The microwave is invented by Pery Spencer
1950- the first credit card is invented by Ralp Schneider

5. 1850-1950
World War 1
World war 1 began on July
28, 1914. World war 1 ended
on November 11, 1918.
When the World war 1 began and
ended, but over 9 million people died.

6. World war 1 was the fifth most deadliest human conflict ever. So what
happened was the countries formed teams, One teamed called Allied
(Entente) Powers and the other one called Central Powers.What happened
was millions of people died, and after years of fighting and losing people,
they were both too weak to continue. So there was a world war two, but the
teams were different.The countries on the Allied (Entente) Powers are:
France U.S.A., Canada, Japan, India, Russia, Italy and over 10 other
countries.The countries that are on the Central are: German Empire,
Bulgaria, and 7 other countries.
World War 1
1850-1950

7. 1850-1950
World War 2
World war 2 began in
1939 and ended in 1945
The atomic bomb was invented.
Killing millions.

8. World war 2 was one of the most deadliest human conflicts ever.
There were over 100 million from 30 different countries that
served in this war.What happened was that the countries slit into
two main groups Allies and Axis. Allies was made up of the
countries: U.S.A, Soviet Union, U.K., France, China, Poland,
Canada, Australia, Cuba, Greece, Brazil, and 8 other countries.
The Axis group was made the countries: Germany, Japan, Italy,
Hungary, Romania and Bulgaria.
World War 2
1850-1950

9. So the winner of the war was Allies. After years of fighting,
Germany finally surrendered. A few years later the U.S.A.
dropped some atomic bombs on japan, so japan surrendered. And
the war officially ended.
World War 2

10. So the winner of the war was Allies. After years of fighting,
Germany finally surrendered. A few years later the U.S.A.
dropped some atomic bombs on japan, so japan surrendered. And
the war officially ended.
World War 2